28416810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 71539200

約数和(自身を除く): 43122390

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 89, 145, 174, 178, 267, 290, 367, 435, 445, 534, 734, 870, 890, 1101, 1335, 1835, 2202, 2581, 2670, 3670, 5162, 5505, 7743, 10643, 11010, 12905, 15486, 21286, 25810, 31929, 32663, 38715, 53215, 63858, 65326, 77430, 97989, 106430, 159645, 163315, 195978, 319290, 326630, 489945, 947227, 979890, 1894454, 2841681, 4736135, 5683362, 9472270, 14208405, 28416810]

約数ペア:

[(1, 28416810), (2, 14208405), (3, 9472270), (5, 5683362), (6, 4736135), (10, 2841681), (15, 1894454), (29, 979890), (30, 947227), (58, 489945), (87, 326630), (89, 319290), (145, 195978), (174, 163315), (178, 159645), (267, 106430), (290, 97989), (367, 77430), (435, 65326), (445, 63858), (534, 53215), (734, 38715), (870, 32663), (890, 31929), (1101, 25810), (1335, 21286), (1835, 15486), (2202, 12905), (2581, 11010), (2670, 10643), (3670, 7743), (5162, 5505)]